Ic Descripion - Insignia IS-TV040923 Service Manual

OEC7091C (IC101)
No.
1
2
3
4
5
6
7
8
9
10
11
12
13 MCU RESET OUT
14
15
16
17
18 MCU5.7V REG OUT
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33 MONITOR OUT
34 AUDIO ATT OUT
35 AUDIO ATT FILTER
36
37
38
39
40
IC DESCRIPTION
PIN NAME I/O
CNVSS I/O Ground.
XIN I Ground.
XOUT O Not used.
TEST1
VSS I Ground.
MCU VCC I 5V.
TEST0
FILT I Condenser connection for FILT.
HLT I/O Condenser connection for HLT.
VHOLD I/O Condenser connection for V.HOLD.
CVIN I/O Composite Video input terminal.
RESET IN I Reset will be done when the voltage goes to LOW.
Y SW OUT
V/C GND
3.58 XTAL
C-APC
NC
CVBS IN3
AUDIO IN3
V/C VCC
MCU TEST
CVBS IN2
AUDIO IN2
CVBS IN1
AUDIO IN1
5.7V REG OUT
C (Y/C) IN
Y (Y/C) IN
VREG OUT
FSC OUT
NC
V RAMP F/B
V RAMP OUT
V RAMP CAP
8.7 REG OUT
DESCRIPTIONS
5V.
Ground.
Reset will be done when the voltage goes to LOW.
Condenser connection for Y SW OUT.
Ground.
Connect the main crystal. (3.579545MHz)
Condenser connection for C-APC.
Power of CPU.
Not used.
Connect the Video input signal for tuner.
Not used.
5V.
Ground.
Composite Video input terminal.
Not used.
Composite Video input terminal.
Not used.
5.7V.
Input terminal of C-IN.
Input terminal of Y-IN.
Power of CPU.
Not used.
Not used.
Not used.
Not used.
Ground.
Input terminal of V-FEEDBACK.
Output terminal for V.OUT.
Condenser connection for V.RAMP CAP.
8.7V.
F-1
Function